From aaecfae53f60715e52a9e29a956d0246f4f0bafa Mon Sep 17 00:00:00 2001 From: Nitin Kumbhar Date: Fri, 15 Feb 2019 15:16:17 +0530 Subject: gpu: nvgpu: add checks for kzalloc() allocations Check kzalloc() allocations for failures and return an error if an allocation fails. Bug 2279948 Change-Id: I8a2c3b84904da897ad6118900c11489c8656c20f Signed-off-by: Nitin Kumbhar Reviewed-on: https://git-master.nvidia.com/r/2020123 (cherry picked from commit fadd0014da39cb9498472494e52590db4b0bd7b9) Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2298066 Tested-by: mobile promotions Reviewed-by: mobile promotions --- drivers/gpu/nvgpu/clk/clk_prog.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'drivers/gpu/nvgpu/clk') diff --git a/drivers/gpu/nvgpu/clk/clk_prog.c b/drivers/gpu/nvgpu/clk/clk_prog.c index e5c2a295..9d44d6d4 100644 --- a/drivers/gpu/nvgpu/clk/clk_prog.c +++ b/drivers/gpu/nvgpu/clk/clk_prog.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2016-2018, NVIDIA CORPORATION. All rights reserved. + * Copyright (c) 2016-2020, NVIDIA CORPORATION. All rights reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), @@ -628,6 +628,8 @@ static int clk_prog_construct_1x_master(struct gk20a *g, pclkprog->p_vf_entries = (struct ctrl_clk_clk_prog_1x_master_vf_entry *) nvgpu_kzalloc(g, vfsize); + if (!pclkprog->p_vf_entries) + return -ENOMEM; memcpy(pclkprog->p_vf_entries, ptmpprog->p_vf_entries, vfsize); -- cgit v1.2.2